This number is a prime.

Just showing those entries submitted by 'Beedassy': (Click here to show all)

+ The only prime whose sum of cubed digits equals its reversal: 13 + 73 + 33 = 371. [Beedassy]

+ There are in all 173 distinct configurations on a Euclidean plane for the arrangement of 4 circles, not necessarily all identical, not allowing osculations nor three or more common intersection points. [Note configuration here means circle-drawable, not just topologically distinct] [Beedassy]

Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell